vervis/src/Vervis/Model.hs

{- This file is part of Vervis.
 -
 - Written in 2016 by fr33domlover <fr33domlover@riseup.net>.
 -
 - ♡ Copying is an act of love. Please copy, reuse and share.
 -
 - The author(s) have dedicated all copyright and related and neighboring
 - rights to this software to the public domain worldwide. This software is
 - distributed without any warranty.
 -
 - You should have received a copy of the CC0 Public Domain Dedication along
 - with this software. If not, see
 - <http://creativecommons.org/publicdomain/zero/1.0/>.
 -}

{-# LANGUAGE FlexibleInstances #-}

module Vervis.Model where

import ClassyPrelude.Conduit
import Yesod hiding (Header, parseTime)

import Database.Persist.Quasi
import Database.Persist.Sql (fromSqlKey)
import Yesod.Auth.HashDB (HashDBUser (..))

import Database.Persist.Local.Class.PersistEntityGraph
import Vervis.Model.Group
import Vervis.Model.Ident
import Vervis.Model.Repo
import Vervis.Model.Role

-- You can define all of your database entities in the entities file.
-- You can find more information on persistent and how to declare entities at:
-- http://www.yesodweb.com/book/persistent/
share [mkPersist sqlSettings, mkMigrate "migrateAll"]
    $(persistFileWith lowerCaseSettings "config/models")

instance HashDBUser Person where
    userPasswordHash = personHash
    setPasswordHash hash person = person { personHash = Just hash }

-- "Vervis.Discussion" uses a 'HashMap' where the key type is 'MessageId'
instance Hashable MessageId where
    hashWithSalt salt = hashWithSalt salt . fromSqlKey
    hash = hash . fromSqlKey

-- "Vervis.Role" uses a 'HashMap' where the key type is 'RepoRoleId'
instance Hashable RepoRoleId where
    hashWithSalt salt = hashWithSalt salt . fromSqlKey
    hash = hash . fromSqlKey

-- "Vervis.Role" uses a 'HashMap' where the key type is 'ProjectRoleId'
instance Hashable ProjectRoleId where
    hashWithSalt salt = hashWithSalt salt . fromSqlKey
    hash = hash . fromSqlKey

instance PersistEntityGraph Ticket TicketDependency where
    sourceParam = ticketDependencyParent
    sourceField = TicketDependencyParent
    destParam   = ticketDependencyChild
    destField   = TicketDependencyChild

instance PersistEntityGraphSelect Ticket TicketDependency where
    type PersistEntityGraphSelector Ticket TicketDependency = ProjectId
    selectorParam = ticketProject
    selectorField = TicketProject

instance PersistEntityGraphNumbered Ticket TicketDependency where
    numberParam = ticketNumber
    numberField = TicketNumber
    uniqueNode  = UniqueTicket